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MD Altaf H.
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MD Altaf H.

DevOps & DevSecOps Engineer | Docker | CI/CD | AWS, VPS, Cloud Servers

DevOps & DevSecOps Engineer specializing in AWS, Docker, CI/CD, Linux, cloud infrastructure, and secure production deployments. I help businesses deploy, automate, secure, and maintain production applications and cloud infrastructure — from CI/CD pipelines and Docker deployments to server security, application security, and cloud architecture. I’m a technology leader and full-stack software engineer with 8+ years of experience building and managing production software systems, cloud infrastructure, DevOps workflows, and secure application environments. I currently work as a CTO, leading technical architecture, cloud deployment, DevOps, production systems, and security considerations. ☁️ DevOps & Cloud ✅ AWS Cloud Infrastructure ✅ Docker & Containerized Applications ✅ CI/CD Pipeline Development ✅ GitHub Actions ✅ Linux Server Administration ✅ Nginx & Web Server Configuration ✅ Production Deployment & Automation ✅ Cloud Infrastructure Management ✅ Application Monitoring & Troubleshooting ✅ Performance, Scalability & Reliability 🔐 DevSecOps & Security • Secure CI/CD & Deployment Practices • Application Security • Cloud Security Fundamentals • Access Control • Secure Server Configuration • Multi-Tenant Security • Data Isolation • Security-Focused Architecture 💻 Why my development background matters Unlike a traditional infrastructure-only DevOps engineer, I also have extensive hands-on experience with PHP, JavaScript/TypeScript, Python, SQL, Laravel, Node.js, React/MERN, and Next.js. This means I can understand the complete path from: Code → Application → Database → Docker → CI/CD → Cloud Infrastructure → Production → Security That makes me particularly effective for companies that need someone who can bridge the gap between software development, DevOps, cloud infrastructure, and security. 🏢 Production & Enterprise Experience I have worked with cloud-hosted and multi-tenant systems where access control, data isolation, scalability, reliability, availability, and application security were important considerations. One of my key projects is a multi-tenant SaaS platform for a Washington DC Government department, where I developed and maintained VPS infrastructure for a production system handling sensitive organizational data. The architecture included isolated databases and file storage with strong emphasis on access control, data isolation, scalability, reliability, and application security. I have also managed cloud infrastructure for BoltERP, a multi-tenant SaaS ERP platform supporting organizations including one with 3,500+ staff, with responsibilities covering production servers, scalability, availability, organizational data protection, performance, and security considerations. 🛠️ Core Technologies AWS | Azure | DigitalOcean | Docker | CI/CD | GitHub Actions | Linux | Nginx | Redis | Python | PHP | Laravel | Node.js | JavaScript | TypeScript | MySQL | PostgreSQL | MongoDB If you need an engineer who can build the application, automate the deployment, manage the infrastructure, and apply security throughout the process, I can help.

🇧🇩Dhaka, Bangladesh$45/hr100% JSS4.97 (18)Since Aug 2018
GlobeUpwork

Earnings and projects

MRR
$242

Last 6 months ÷ 6

World#106,578 / 412k
🇧🇩Country#3,077 / 15.0k
Revenue, last 30 days
$42

Last 6 months: $1.5k

World#99,894 / 412k
🇧🇩Country#3,629 / 15.0k
Total earnings
$10k

Billed in all: $11k

World#195,324 / 412k
🇧🇩Country#6,427 / 15.0k
Per project
$507

$725 in the last 6 months

World#181,397 / 412k
🇧🇩Country#4,233 / 15.0k
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇧🇩Country#4,445 / 15.0k
Projects in all
20

Across 22 contracts

50% fixed50% hourly
World#133,447 / 412k
🇧🇩Country#8,536 / 15.0k

Earnings, last 30 days

$10.6k+$42 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$10,550$10,575$10,600Oct 8Oct 23Nov 7

Skill rankings: Top 17% in Apache HTTP Server

Ranked by MRR among everyone on Upwork with the skill.

  1. #9Continuous Deployment32 freelancers · 🇧🇩 #2Top 28%
  2. #11AI Infrastructure23 freelancers · 🇧🇩 #1Top 48%
  3. #33Infrastructure Management127 freelancers · 🇧🇩 #1Top 26%
  4. #37Apache HTTP Server220 freelancers · 🇧🇩 #3Top 17%
  5. #51Continuous Integration236 freelancers · 🇧🇩 #2Top 22%
  6. #58Web Application Security246 freelancers · 🇧🇩 #7Top 24%
  7. #64Security Infrastructure187 freelancers · 🇧🇩 #1Top 34%
  8. #109Server Administration419 freelancers · 🇧🇩 #8Top 26%